| Singles | |
|---|---|
| 1989 Virginia Slims of California | |
| 1988 Champion |  Martina Navratilova |
| Champion | Zina Garrison |
| Runner-up |  Larisa Savchenko |
| Score | 6–1, 6–1 |
Martina Navratilova was the defending champion of the singles event but lost in the semifinals of the 1989 Virginia Slims of California tennis tournament to Larisa Savchenko.
Zina Garrison won in the final 6–1, 6–2 against Savchenko.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.
Martina Navratilova (semifinals) Natasha Zvereva (semifinals) Zina Garrison (champion) Larisa Savchenko (final) Patty Fendick (quarterfinals)
Elna Reinach (first round)
Nathalie Tauziat (quarterfinals) Rosalyn Fairbank (first round)Zina Garrison was the defending champion but lost in the semifinals to Martina Navratilova.
Elise Burgin and Pam Shriver were the defending champions but they competed with different partners that year, Burgin with Robin White and Shriver with Martina Navratilova.
Helena Suková was the defending champion but lost in the second round to Pascale Paradis.
Martina Navratilova was the defending champion of the singles title at the Virginia Slims of Washington tennis tournament but did not compete that year.
Martina Navratilova and Pam Shriver were the defending champions of the doubles title at the Virginia Slims of Washington tennis tournament but only Shriver competed that year with Betsy Nagelsen.
Zina Garrison and Eva Pfaff were the defending champions but did not compete that year.
Claudia Kohde-Kilsch was the defending champion but lost in the semifinals to Zina Garrison.
Martina Navratilova was the defending champion and won in the final 7–6, 6–2 against Raffaella Reggi.
Eva Pfaff and Elizabeth Smylie were the defending champions but they competed with different partners that year, Pfaff with Manon Bollegraf and Smylie with Wendy Turnbull.
Chris Evert was the defending champion of the singles event at the Virginia Slims of Los Angeles tennis tournament but did not compete that year.
Pam Shriver was the defending champion but lost in the semifinals to Natasha Zvereva.
The 1988 Virginia Slims of New England Women's single tennis tournament was won by Martina Navratilova. Pam Shriver was the defending champion but lost in the second round.
Two-time defending champions Martina Navratilova and Pam Shriver defeated Larisa Savchenko and Natasha Zvereva in the final, 6–3, 6–4 to win the doubles tennis title at the 1988 Virginia Slims Championships. It was Navratilova's eleventh Tour Finals doubles title, and Shriver's eighth.
Martina Navratilova and Pam Shriver were the defending champions but lost in the semifinals to Gigi Fernández and Robin White.
Gigi Fernández and Robin White were the defending champions but lost in the quarterfinals to Steffi Graf and Gabriela Sabatini.
Gigi Fernández and Martina Navratilova were the defending champions but lost in the third round to Katrina Adams and Manon Bollegraf.
Pam Shriver and Natasha Zvereva were the defending champions for the women's doubles. In 1992, they competed with different partners, Shriver with Martina Navratilova and Zvereva with Gigi Fernández.
Steffi Graf defeated Martina Navratilova in the final, 6–4, 7–5, 2–6, 6–2 to win the singles tennis title at the 1989 Virginia Slims Championships. It was her second Tour Finals singles title.
Martina Navratilova was the defending champion but lost in the finals to top seed Monica Seles 3–6, 6–2, 6–1.
Three-time defending champions Martina Navratilova and Pam Shriver defeated Larisa Savchenko and Natasha Zvereva in a rematch of the previous year's final, 6–3, 6–2 to win the doubles tennis title at the 1989 Virginia Slims Championships. It was Navratilova's twelfth Tour Finals doubles title, and Shriver's ninth.
